The demonstration of this technique by the VPRI team was very impressive. http://www.vpri.org/pdf/tr2012001_steps.pdf http://www.vpri.org/pdf/tr2012001_steps.pd

The demonstration of this technique by the VPRI team was very impressive. http://www.vpri.org/pdf/tr2012001_steps.pdf http://www.vpri.org/pdf/tr2012001_steps.pdf Shame that team seems to have gone quiet (not dead) since then. Here’s a video that covers the concepts in a more entertaining format. https://youtube.com/watch?v=ubaX1Smg6pY https://youtube.com/watch?v=ubaX1Smg6pY